diff --git a/engine/src/flutter/sky/packages/sky_engine/pubspec.yaml b/engine/src/flutter/sky/packages/sky_engine/pubspec.yaml
index 164c9f67628..16ed6bcff38 100644
--- a/engine/src/flutter/sky/packages/sky_engine/pubspec.yaml
+++ b/engine/src/flutter/sky/packages/sky_engine/pubspec.yaml
@@ -1,5 +1,5 @@
 name: sky_engine
-version: 0.0.20
+version: 0.0.21
 author: Chromium Authors <sky-dev@googlegroups.com>
 description: Dart SDK extensions for dart:sky
 homepage: https://github.com/domokit/sky_engine
diff --git a/engine/src/flutter/sky/packages/sky_services/pubspec.yaml b/engine/src/flutter/sky/packages/sky_services/pubspec.yaml
index b70cd685d3e..4010a4e3e5b 100644
--- a/engine/src/flutter/sky/packages/sky_services/pubspec.yaml
+++ b/engine/src/flutter/sky/packages/sky_services/pubspec.yaml
@@ -1,5 +1,5 @@
 name: sky_services
-version: 0.0.20
+version: 0.0.21
 author: Chromium Authors <sky-dev@googlegroups.com>
 description: Mojom interfaces associated with Sky
 homepage: https://github.com/domokit/sky_engine/tree/master/sky/packages/sky_services